Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / DEVDIV / depot / DevDiv / releases / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / WebParts / WebPartConnectionCollection.cs / 2 / WebPartConnectionCollection.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls.WebParts { using System; using System.Collections; using System.ComponentModel; using System.Drawing.Design; using System.Globalization; using System.Security.Permissions; using System.Web.Util; // [ Editor("System.ComponentModel.Design.CollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor)) ] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class WebPartConnectionCollection : CollectionBase { private bool _readOnly; private string _readOnlyExceptionMessage; private WebPartManager _webPartManager; internal WebPartConnectionCollection(WebPartManager webPartManager) { _webPartManager = webPartManager; } public bool IsReadOnly { get { return _readOnly; } } ////// Returns the WebPartConnection at a given index. /// public WebPartConnection this[int index] { get { return (WebPartConnection)List[index]; } set { List[index] = value; } } ////// Returns the WebPartConnection with the specified id, performing a case-insensitive comparison. /// Returns null if there are no matches. /// public WebPartConnection this[string id] { // PERF: Use a hashtable for lookup, instead of a linear search get { foreach (WebPartConnection connection in List) { if (String.Equals(connection.ID, id, StringComparison.OrdinalIgnoreCase)) { return connection; } } return null; } } ////// Adds a Connection to the collection. /// public int Add(WebPartConnection value) { return List.Add(value); } private void CheckReadOnly() { if (_readOnly) { throw new InvalidOperationException(SR.GetString(_readOnlyExceptionMessage)); } } ////// True if the WebPartConnection is contained in the collection. /// public bool Contains(WebPartConnection value) { return List.Contains(value); } internal bool ContainsProvider(WebPart provider) { foreach (WebPartConnection connection in List) { if (connection.Provider == provider) { return true; } } return false; } public void CopyTo(WebPartConnection[] array, int index) { List.CopyTo(array, index); } public int IndexOf(WebPartConnection value) { return List.IndexOf(value); } ////// Inserts a WebPartConnection into the collection. /// public void Insert(int index, WebPartConnection value) { List.Insert(index, value); } ////// protected override void OnClear() { CheckReadOnly(); base.OnClear(); } protected override void OnInsert(int index, object value) { CheckReadOnly(); ((WebPartConnection)value).SetWebPartManager(_webPartManager); base.OnInsert(index, value); } protected override void OnRemove(int index, object value) { CheckReadOnly(); ((WebPartConnection)value).SetWebPartManager(null); base.OnRemove(index, value); } protected override void OnSet(int index, object oldValue, object newValue) { CheckReadOnly(); ((WebPartConnection)oldValue).SetWebPartManager(null); ((WebPartConnection)newValue).SetWebPartManager(_webPartManager); base.OnSet(index, oldValue, newValue); } ////// Validates that an object is a WebPartConnection. /// protected override void OnValidate(object value) { base.OnValidate(value); if (value == null) { throw new ArgumentNullException("value", SR.GetString(SR.Collection_CantAddNull)); } if (!(value is WebPartConnection)) { throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "WebPartConnection"), "value"); } } ////// Removes a WebPartConnection from the collection. /// public void Remove(WebPartConnection value) { List.Remove(value); } ////// Marks the collection readonly. This is useful, because we assume that the list /// of static connections is known at Init time, and new connections are added /// through the WebPartManager. /// internal void SetReadOnly(string exceptionMessage) { _readOnlyExceptionMessage = exceptionMessage; _readOnly = true; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.WebControls.WebParts { using System; using System.Collections; using System.ComponentModel; using System.Drawing.Design; using System.Globalization; using System.Security.Permissions; using System.Web.Util; // [ Editor("System.ComponentModel.Design.CollectionEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor)) ] [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class WebPartConnectionCollection : CollectionBase { private bool _readOnly; private string _readOnlyExceptionMessage; private WebPartManager _webPartManager; internal WebPartConnectionCollection(WebPartManager webPartManager) { _webPartManager = webPartManager; } public bool IsReadOnly { get { return _readOnly; } } ////// Returns the WebPartConnection at a given index. /// public WebPartConnection this[int index] { get { return (WebPartConnection)List[index]; } set { List[index] = value; } } ////// Returns the WebPartConnection with the specified id, performing a case-insensitive comparison. /// Returns null if there are no matches. /// public WebPartConnection this[string id] { // PERF: Use a hashtable for lookup, instead of a linear search get { foreach (WebPartConnection connection in List) { if (String.Equals(connection.ID, id, StringComparison.OrdinalIgnoreCase)) { return connection; } } return null; } } ////// Adds a Connection to the collection. /// public int Add(WebPartConnection value) { return List.Add(value); } private void CheckReadOnly() { if (_readOnly) { throw new InvalidOperationException(SR.GetString(_readOnlyExceptionMessage)); } } ////// True if the WebPartConnection is contained in the collection. /// public bool Contains(WebPartConnection value) { return List.Contains(value); } internal bool ContainsProvider(WebPart provider) { foreach (WebPartConnection connection in List) { if (connection.Provider == provider) { return true; } } return false; } public void CopyTo(WebPartConnection[] array, int index) { List.CopyTo(array, index); } public int IndexOf(WebPartConnection value) { return List.IndexOf(value); } ////// Inserts a WebPartConnection into the collection. /// public void Insert(int index, WebPartConnection value) { List.Insert(index, value); } ////// protected override void OnClear() { CheckReadOnly(); base.OnClear(); } protected override void OnInsert(int index, object value) { CheckReadOnly(); ((WebPartConnection)value).SetWebPartManager(_webPartManager); base.OnInsert(index, value); } protected override void OnRemove(int index, object value) { CheckReadOnly(); ((WebPartConnection)value).SetWebPartManager(null); base.OnRemove(index, value); } protected override void OnSet(int index, object oldValue, object newValue) { CheckReadOnly(); ((WebPartConnection)oldValue).SetWebPartManager(null); ((WebPartConnection)newValue).SetWebPartManager(_webPartManager); base.OnSet(index, oldValue, newValue); } ////// Validates that an object is a WebPartConnection. /// protected override void OnValidate(object value) { base.OnValidate(value); if (value == null) { throw new ArgumentNullException("value", SR.GetString(SR.Collection_CantAddNull)); } if (!(value is WebPartConnection)) { throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "WebPartConnection"), "value"); } } ////// Removes a WebPartConnection from the collection. /// public void Remove(WebPartConnection value) { List.Remove(value); } ////// Marks the collection readonly. This is useful, because we assume that the list /// of static connections is known at Init time, and new connections are added /// through the WebPartManager. /// internal void SetReadOnly(string exceptionMessage) { _readOnlyExceptionMessage = exceptionMessage; _readOnly = true; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- PathFigureCollection.cs
- QilInvokeEarlyBound.cs
- IntranetCredentialPolicy.cs
- SystemTcpConnection.cs
- WhiteSpaceTrimStringConverter.cs
- HitTestResult.cs
- CoreSwitches.cs
- ComponentEditorForm.cs
- CroppedBitmap.cs
- ThicknessKeyFrameCollection.cs
- HighContrastHelper.cs
- SiteOfOriginPart.cs
- _NetworkingPerfCounters.cs
- ModuleBuilderData.cs
- Utils.cs
- XmlObjectSerializerWriteContextComplexJson.cs
- XmlSerializerAssemblyAttribute.cs
- XPathMessageFilterTable.cs
- XMLDiffLoader.cs
- EncoderParameters.cs
- Crypto.cs
- ReceiveParametersContent.cs
- ToolStripContainer.cs
- DependencyPropertyChangedEventArgs.cs
- ConfigurationManagerHelperFactory.cs
- WebPartAuthorizationEventArgs.cs
- StylusCaptureWithinProperty.cs
- LogStore.cs
- ServiceOperationHelpers.cs
- ArrayElementGridEntry.cs
- AppDomainUnloadedException.cs
- LoginView.cs
- DataRowChangeEvent.cs
- BindingValueChangedEventArgs.cs
- DrawTreeNodeEventArgs.cs
- WorkflowNamespace.cs
- DataGridPageChangedEventArgs.cs
- DBNull.cs
- Relationship.cs
- typedescriptorpermissionattribute.cs
- UrlPropertyAttribute.cs
- WSSecurityXXX2005.cs
- BamlLocalizabilityResolver.cs
- FieldToken.cs
- CodeAttributeArgumentCollection.cs
- GridViewCellAutomationPeer.cs
- ListViewTableCell.cs
- FormParameter.cs
- EntityDataSourceView.cs
- ItemContainerProviderWrapper.cs
- Propagator.JoinPropagator.SubstitutingCloneVisitor.cs
- _LocalDataStore.cs
- TraceContextEventArgs.cs
- WebBrowserContainer.cs
- PackageFilter.cs
- BaseCodePageEncoding.cs
- XPathDocumentIterator.cs
- XamlToRtfParser.cs
- HtmlTextArea.cs
- OdbcConnectionHandle.cs
- EventLogPermissionEntryCollection.cs
- ObjectQueryState.cs
- RoleService.cs
- IsolatedStorage.cs
- DataGridViewCellLinkedList.cs
- AnonymousIdentificationModule.cs
- SoapExtensionReflector.cs
- HMACSHA384.cs
- CfgParser.cs
- PseudoWebRequest.cs
- TextSpan.cs
- DetailsView.cs
- LinqDataSourceEditData.cs
- DiffuseMaterial.cs
- TransformerInfo.cs
- IDQuery.cs
- BitmapEffectDrawing.cs
- GeneratedContractType.cs
- MultiAsyncResult.cs
- RoleService.cs
- SqlDeflator.cs
- ForceCopyBuildProvider.cs
- DashStyle.cs
- CacheEntry.cs
- Perspective.cs
- BindStream.cs
- RoleService.cs
- DataGridViewRowsAddedEventArgs.cs
- OdbcDataAdapter.cs
- BuildDependencySet.cs
- BindUriHelper.cs
- FrameworkElement.cs
- ContextStaticAttribute.cs
- DataTemplate.cs
- InvalidProgramException.cs
- WebPartZoneCollection.cs
- SqlVersion.cs
- FormsAuthenticationTicket.cs
- XmlAttributeOverrides.cs
- Rules.cs